%0 Journal Article %A Evangelos Georgiadis %A David Callan %A Qing-Hu Hou %T Circular digraph walks, \(k\)-balanced strings, lattice paths and Chebychev polynomials %J The electronic journal of combinatorics %D 2008 %V 15 %U http://geodesic.mathdoc.fr/articles/10.37236/832/ %R 10.37236/832 %F 10_37236_832